Cowan Lake Dam
Ohio — Clinton County — COWAN CREEK
Location
| State | Ohio |
| County | Clinton |
| River | COWAN CREEK |
| Coordinates | 39.38806, -83.92444 |
Physical Characteristics
| NID Height | 63 ft |
| Dam Height | 63 ft |
| Dam Length | 860 ft |
| NID Storage | 24,974 acre-ft |
| Max Storage | 24,974 acre-ft |
| Surface Area | 670 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | June 11, 2024 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1947 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | ODNR, Division of Parks & Watercraft |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.